Home / 4,185.59-5,775.48-2,506.64

Finding the Fourth Proportional to 4,185.59, 5,775.48 and 2,506.64

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Solution

The fourth proportional to 4,185.59, 5,775.48 and 2,506.64 is: 3,458.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.59 : 5,775.48 = 2,506.64 : x
  2. Step 2: Convert to fraction form
    4,185.59/5,775.48 = 2,506.64/x
  3. Step 3: Cross multiply
    4,185.59x = 5,775.48 × 2,506.64
  4. Step 4: Simplify right side
    4,185.59x = 14,477,020.31
  5. Step 5: Solve for x
    x = 14,477,020.31/4,185.59
  6. Step 6: Final answer
    x = 3,458.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.